public class For {
    public static void main(String[] args) {
/*        int i = 1;
        while (i <= 10) {
            System.out.println(i);
            i++;
        }*/

/*        for (int i = 1; i <= 10; i++) {
            if (i % 2 == 0)
                System.out.println(i);
        }
    }*/

/*        for (int i = 1; i <= 3; i++) {
            for (int j = 1; j <= 3; j++) {
                System.out.print(i + "" + j + " ");
            }
            System.out.println("");
        }*/


/*        for (int i = 1; i <= 3; i++) {
            for (int j = 1; j <= i; j++) {
                if (j <= i) {
                    System.out.print(i + "" + j);
                }
                if (j < i) {
                    System.out.print('\t');
                }
            }
            System.out.println("");
        }*/

        for (int i = 1; i < 10; i++) {
            if (i % 2 == 0) {
                continue;
            }
            System.out.println(i);
        }
    }
}
